(0 8 5)(1 18 3)(2 17 13)(4 15 6)(7 12 10)(9 20 11)(14 19 16)
ALLOWS (11/8)-SEQUENCE
1: (3 15 18)

(0 8 5)(1 18 6 4 15)(2 17 13)(3)(7 12 10)(9 20 11)(14 19 16)
2: (2 17 13)

(0 8 5)(1 18 6 4 15)(2)(3)(7 12 10)(9 20 11)(13)(14 19 16)(17)
3: (14 19 16)

(0 8 5)(1 18 6 4 15)(2)(3)(7 12 10)(9 20 11)(13)(14)(16)(17)(19)
4: (1 4 15)

(0 8 5)(1)(2)(3)(4 18 6)(7 12 10)(9 20 11)(13)(14)(15)(16)(17)(19)